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27930 Nakamatsu (1997 GN6)
Classification: Main-belt Asteroid          SPK-ID: 2027930
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04690545670774589 9.1785e-08  
a 2.565099016693448 3.3429e-08 AU
q 2.444781875814852 2.1941e-07 AU
i 6.823293454683078 8.3266e-06 deg
node 212.1395540148523 6.2656e-05 deg
peri 190.0466470453172 0.00010771 deg
M 231.8610087157037 8.3074e-05 deg
tp 2457334.613343992244
(2015-Nov-08.11334399)
0.00034487 JED
period 1500.564363040778
4.11
2.9334e-05
8.031e-08
d
yr
n .239909735874633 4.6899e-09 deg/d
Q 2.685416157572044 3.4997e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      5860 days (16.04 yr)  
   first obs. used      1997-04-02  
   last obs. used      2013-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63593  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 21:57:23  

Additional Information
 Earth MOID = 1.45137 AU 
 T_jup = 3.421 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO259533  

27930 Nakamatsu           Discovered 1997 Apr. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kathy Nakamatsu mentored a finalist in the 2012 Intel Science Talent Search, a science competition for high-school seniors. She teaches at the Saratoga High School, Saratoga, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

[ show close-approach data ]
Alternate Designations
 1997 GN6 = 2001 FU161 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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